In asp.net webform application, we used Gridview control to allow user perform CRUD (Create, Read, Update and Delete) operations in many occasions. You can see here how to implement CRUD operation in ASP.NET webforms application where user clicks on Edit button of a particular row, modify data and clicks update to save the changes in database.

Now suppose user wants to modify multiple records at a time. Today I will show how how to update multiple rows at once in asp.net webforms application. Here in our scenario, Gridview loads on editable mode and once modifications are done, user will click on update button for update modified data in the database.